Safety and efficacy of abobotulinumtoxinA for hemiparesis in adults with upper limb spasticity after stroke or traumatic brain injury: a double-blind randomised controlled trial. Lancet Neurol. 2015 Oct;14(10):992-1001. doi: 10.1016/S1474-4422(15)00216-1.
It usually consists of a court of final appeal (called the  Supreme court  or  Constitutional court ), together with lower courts. In many jurisdictions the judicial branch has the power to change laws through the process of judicial review.
Court Systems and Types of Courts The American judicial system comprises governmental bodies known as courts. In the United States judicial system courts resolve legal disputes by making decisions in accordance with law. There are three types of courts: trial courts, appellate courts, and the Supreme Court. There are two different court systems in the American judicial system.